FIGURE 3. Macrostomum rostratum Papi, 1951. A in Species of Macrostomum (Macrostomorpha: Macrostomidae) from the coastal region of Lima, Peru, with comments on M. rostratum Papi, 1951

FIGURE 3. Macrostomum rostratum Papi, 1951. A, Schematic reconstruction of the body; B, Detail of the male copulatory system; C, Specimen of M. rostratum with mainly microcrustaceans in the intestine; D–E, Schematic representation of the stylet with measurements taken; F, Detail of a spermatozoon.